﻿// Copyright 2008 Chris Varley (http://www.contractdriven.net/)
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//    http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

using System.Globalization;

namespace ContractDriven.CommonAssertions
{
    public class DoesNotThrowAssertion : BaseThrowsAssertion
    {

        public DoesNotThrowAssertion(ThrowsDelegate testCode)
            : base(testCode)
        {

        }

        public override bool Eval()
        {
            var exception = Throws();


            if (exception != null)
            {
                FailureDescription = string.Format(CultureInfo.CurrentCulture, "(No exception) {0}", exception.GetType().FullName);
                return false;
            }

            return true;
        }
    }
}
